@article{1183505639,
author = {Whitney, Hassler},
title = {Topics in the theory of Abelian groups. I. Divisibility of homomorphisms},
journal = {Bull. Amer. Math. Soc.},
volume = {50},
number = {12},
year = {1944},
pages = { 129-134},
language = {en},
url = {http://dml.mathdoc.fr/item/1183505639}
}
Whitney, Hassler. Topics in the theory of Abelian groups. I. Divisibility of homomorphisms. Bull. Amer. Math. Soc., Tome 50 (1944) no. 12, pp. 129-134. http://gdmltest.u-ga.fr/item/1183505639/